What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Pay Yourself First It sounds simple, but paying yourself first can really pay off. Tuning Your Social Security Benefit When should you take your Social Security benefit? Safeguard Your Digital Estate If you died, what would happen to your email archives, social profiles and online accounts?